Diurnal patterns of intake rate by sheep grazing monocultures of ryegrass or white clover

Applied Animal Behaviour Science

Volumn 52, Issue 1-2, 1997, Pages 65-77

  Orr, R J ^a   Penning, P D ^a   Harvey, A ^a   Champion, R A ^a  

^a ABERYSTWYTH UNIVERSITY   (United Kingdom)

Author keywords

Clover; Grass; Grazing; Intake rate; Sheep feeding and nutrition

Indexed keywords

FOOD INTAKE; GRAZING; INTAKE RATE; PERENNIAL RYEGRASS; SHEEP; WHITE CLOVER;

FABACEAE; LOLIUM PERENNE; OVIS ARIES; POACEAE; TRIFOLIUM REPENS;

EID: 0030616979     PISSN: 01681591     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0168-1591(96)01120-3     Document Type: Article

References (22)

1. Bircham, J.S., 1981, Herbage growth and utilization under continuous stocking management. Ph.D. Thesis, University of Edinburgh, 379 pp.
2. Butris, G.Y. and Phillips, C.J.C., 1987. The effect of herbage surface water and the provision of supplementary forage on the intake and feeding behaviour of cattle. Grass Forage Sci., 42: 259-264.
3. Champion, R.A., Rutter, S.M., Penning, P.D. and Rook, A.J., 1994. Temporal variation in grazing behaviour of sheep and the reliability of sampling periods. Appl. Anim. Behav. Sci., 42: 99-108.
4. Chatterton, N.J., Lee, D.R. and Hungerford, W.E., 1972. Diurnal changes in specific leaf weight of Medicago saliva L. and Zea mays L. Crop Sci., 12: 576-578.
5. Edwards, G.R., 1994. The creation and maintenance of spatial heterogeneity in plant communities: the role of plant-animal interactions. D. Phil. Thesis, University of Oxford, 180 pp.
6. Edwards, G.R., Parsons, A.J., Penning, P.D. and Newman, J.A., 1995. Relationship between vegetation state and bite dimensions of sheep grazing contrasting plant species and its implication for intake rate and diet selection. Grass Forage Sci., 50: 378-388.
7. Gordon, A.J., 1986. Diurnal patterns of photosynthate allocation and partitioning among sinks. In: J. Cronshaw, W.J. Lucas and R.T. Giaquinta (Editors), Phloem Transport. Proc. of the Int. Conference on Phloem Transport, Asilomar, California 1985, Alan R. Liss Inc., pp. 499-517.
8. Illius, A.W., Gordon, I.J., Milne, J.D. and Wright, W., 1995. Costs and benefits of foraging on grasses varying in canopy structure and resistance to defoliation. Func. Ecol., 9: 894-903.
9. John, A. and Ulyatt, M.J., 1987. Importance of dry matter content to voluntary intake of fresh grass forages. Proc. N.Z. Soc. Anim. Prod., 47: 13-16.
10. Jones, D.I.H. and Hayward, M.V., 1975. The effect of pepsin pretreatment of herbage on the prediction of dry matter digestibility from solubility in fungal cellulase solutions. J. Sci. Food Agric., 26: 711-718.
11. Lloyd-Davies, H., 1962. Intake studies in sheep involving high fluid intake. Proc. Aust. Soc. Anim. Prod., 4: 167-171.
12. Newman, J.A., Penning, P.D., Parsons, A.J., Harvey, A. and Orr, R.J., 1994. Fasting affects intake behaviour and diet preference of grazing sheep. Anim. Behav., 47: 185-193.
13. Penning, P.D., 1983. A technique to record automatically some aspects of grazing and ruminating behaviour in sheep. Grass Forage Sci., 38: 89-96.
14. Penning, P.D. and Hooper, G.E., 1985. An evaluation of the use of short-term weight changes in grazing sheep for estimating herbage intake. Grass Forage Sci., 40: 79-84.
15. Penning, P.D., Steel, G.L. and Johnson, R.H., 1984. Further development and use of an automatic recording system in sheep grazing studies. Grass Forage Sci., 39: 345-351.
16. Penning, P.D., Parsons, A.J., Orr, R.J. and Treacher, T.T., 1991a. Intake and behaviour responses by sheep to changes in sward characteristics under continuous stocking. Grass Forage Sci., 46: 15-28.
17. Penning, P.D., Rook, A.J. and Orr, R.J., 1991b. Patterns of ingestive behaviour of sheep continuously stocked on monocultures of ryegrass or white clover. Appl. Anim. Behav. Sci., 31: 237-250.
18. Penning, P.D., Parsons, A.J., Newman, J.A., Orr, R.J. and Harvey, A., 1993. The effects of group size on grazing time in sheep. Appl. Anim. Behav. Sci., 37: 101-109.
19. Penning, P.D., Parsons, A.J., Orr, R.J, Harvey, A. and Champion, R.A., 1995. Intake and behaviour responses by sheep, in different physiological states, when grazing monocultures of grass or white clover. Appl. Anim. Behav. Sci., 45: 63-78.
20. Rook, A.J. and Penning, P.D., 1991. Synchronisation of eating, ruminating and idling activity by grazing sheep. Appl. Anim. Behav. Sci., 32: 157-166.
21. Smith, D., 1973. The nonstructural carbohydrates. In: G.W. Butler and R.W. Bailey (Editors), Chemistry and Biochemistry of Herbage, Vol. 1. Academic Press, London/New York, pp. 105-155.
22. Verite, R. and Journet, M., 1970. Influence de la tenure en eau et de la deshydratation de l'herbe sur la valeur alimentaire pour les vaches laitiers. Ann. Zootech., 19: 255-268.